Huawei's Mate X and Samsung's Galaxy Fold were undoubtedly the kings of MWC in Barcelona this week, as after many years of anxious anticipation and hype foldable phones finally seem to have arrived. The two employ very different designs however, and it's pretty clear which one Richard Yu, CEO of Huawei's mobile business, prefers. He revealed to Business Insider that his company was at one point working on three different foldable phone projects simultaneously, one of which looked very similar to Samsung's Galaxy Fold but was somehow "even better than that", in Yu's words. However, he...